<template>
  <div class="shelf-item" :class="{'shelf-item-shadow': data.type === 1 || data.type === 2}" @click="onItemClick">
    <component class="shelf-item-comp" :class="{'is-edit': isEditMode && data.type === 2}" :is="item" :data="data"></component>
    <div class="icon-selected" :class="{'is-selected': data.selected}" v-show="isEditMode && data.type === 1"></div>
  </div>
</template>

<script>
import { storeShelfMixin } from '../../utils/mixin'
import ShelfBook from './ShelfItemBook'
import ShelfItemCategory from './ShelfItemCategory'
import ShelfAdd from './ShelfItemAdd'
import { gotoStoreHome } from '../../utils/store'

export default {
  mixins: [storeShelfMixin],
  props: {
    data: Object
  },
  computed: {
    item() {
      return this.data.type === 1 ? this.book : (this.data.type === 2 ? this.category : this.add)
    }
  },
  data() {
    return {
      book:ShelfBook,
      category:ShelfItemCategory,
      add:ShelfAdd
    }
  },
  methods: {
    onItemClick() {
      if(this.isEditMode){
        this.data.selected = !this.data.selected
        if (this.data.selected) {
          this.shelfSelected.pushWithoutDuplicate(this.data)
        }else {
          this.setShelfSelected(this.shelfSelected.filter(item => item.id !== this.data.id))
        }
      }else{
        if (this.data.type === 1) {
          this.showBookDetail(this.data)
        }else if (this.data.type === 2) {
          this.$router.push({
            path:'/store/category',
            query: {
              title: this.data.title
            }
          })
        }else {
          gotoStoreHome(this)
        }
      } 
    }
  }
}
</script>

<style lang="scss" rel="stylesheet/scss" scoped>
  @import "../../assets/styles/global";

  .shelf-item {
    position: relative;
    width: 100%;
    height: 100%;
    &.shelf-item-shadow {
      box-shadow: px2rem(2) px2rem(2) px2rem(6) px2rem(2) rgba(200, 200, 200, .3);
    }
    .shelf-item-comp {
      opacity: 1;
      &.is-edit {
        opacity: .5;
      }
    }
    .icon-selected {
      position: absolute;
      bottom: px2rem(2);
      right: px2rem(2);
      font-size: px2rem(18);
      color: rgba(0, 0, 0, .4);
      &.is-selected {
        color: $color-blue;
      }
    }
  }
</style>
